DENVER and ARVADA, Colo. – Sooper Credit Union and Colorado Credit Union are now one. The credit unions said the merger approval became effective April 1. Chartered in 1951, Sooper Credit Union has more than 21,000 members and $140 million in assets. Colorado Central Credit Union was founded in 1939, serves more than 18,000 members and has $71 million in assets. "We are proud to be partnering with a credit union that has such a rich and storied history in the Colorado credit union movement," said Dan Kester, president/CEO of Sooper. Colorado Central President/CEO Michael Litzau agreed saying the fusion "with a quality organization" (will) "enhance services and convenience for both memberships." The merger was approved by nearly 90% of voting Colorado Central members on March 15, according to the credit union. Combined, the credit unions serve more than 40,000 members, have more than $200 million in assets and six branches. Sooper Credit Union will be the name of the new financial institution. Other operational changes will be implemented systematically over the next few months, according to Colorado Central. Members with existing certificate of deposit and loan products will see no change in rate or term, the credit union said.